I bought these after looking at many other options. I find them comfortable and they fit my daughter as expected. They're not super soft, but they're not rough either. They're a little pricey, but I'd buy them again if I had to.
UNACOO 2 Pack Sleeveless Cotton Dresses Girls' Clothing
62 Review
Castle Fairy Pageant Wedding Communion Girls' Clothing for Dresses
53 Review
First Communion Dress Line Ivory Girls' Clothing and Dresses
56 Review
Rainbow Toddler Princess Sleeveless Sundress Girls' Clothing and Dresses
57 Review